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  <title>Construct a NoRewindIterator</title>
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    <li>Construct a NoRewindIterator</li>
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  <div id="layout-content"><div id="norewinditerator.construct" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">NoRewindIterator::__construct</h1>
  <p class="verinfo">(PHP 5 &gt;= 5.1.0, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">NoRewindIterator::__construct</span> &mdash; <span class="dc-title">Construct a NoRewindIterator</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-norewinditerator.construct-description">
  <h3 class="title">说明</h3>
  <div class="constructorsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>NoRewindIterator::__construct</strong></span>(<span class="methodparam"><span class="type"><a href="class.iterator.html" class="type Iterator">Iterator</a></span> <code class="parameter">$iterator</code></span>)</div>

  <p class="para rdfs-comment">
   Constructs a NoRewindIterator.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-norewinditerator.construct-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>
    
     <dt>
<code class="parameter">iterator</code></dt>

     <dd>

      <p class="para">
       The iterator being used.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-norewinditerator.construct-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-3633">
    <p><strong>示例 #1 <span class="methodname"><strong>NoRewindIterator::__construct()</strong></span> example</strong></p>
    <div class="example-contents"><p>
     The second loop does not output because the iterator is only used once,
     as it does not rewind.
    </p></div>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$fruit&nbsp;</span><span style="color: #007700">=&nbsp;array(</span><span style="color: #DD0000">'apple'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'banana'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'cranberry'</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$arr&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">ArrayObject</span><span style="color: #007700">(</span><span style="color: #0000BB">$fruit</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$it&nbsp;&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">NoRewindIterator</span><span style="color: #007700">(</span><span style="color: #0000BB">$arr</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getIterator</span><span style="color: #007700">());<br /><br />echo&nbsp;</span><span style="color: #DD0000">"Fruit&nbsp;A:\n"</span><span style="color: #007700">;<br />foreach(&nbsp;</span><span style="color: #0000BB">$it&nbsp;</span><span style="color: #007700">as&nbsp;</span><span style="color: #0000BB">$item&nbsp;</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #0000BB">$item&nbsp;</span><span style="color: #007700">.&nbsp;</span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />}<br /><br />echo&nbsp;</span><span style="color: #DD0000">"Fruit&nbsp;B:\n"</span><span style="color: #007700">;<br />foreach(&nbsp;</span><span style="color: #0000BB">$it&nbsp;</span><span style="color: #007700">as&nbsp;</span><span style="color: #0000BB">$item&nbsp;</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #0000BB">$item&nbsp;</span><span style="color: #007700">.&nbsp;</span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>以上例程的输出类似于：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
Fruit A:
apple
banana
cranberry
Fruit B:
</pre></div>
    </div>
   </div>
  </p>
 </div>



 <div class="refsect1 seealso" id="refsect1-norewinditerator.construct-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="methodname"><a href="norewinditerator.valid.html" class="methodname" rel="rdfs-seeAlso">NoRewindIterator::valid()</a> - Validates the iterator</span></li>
   </ul>
  </p>
 </div>


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